Gemini 3.5 Flash (High) vs LongCat 2.0
Which is better for the money: Gemini 3.5 Flash (High) by Google or LongCat 2.0 by LongCat? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Gemini 3.5 Flash (High) scores 13.5 points higher (32.6 vs 19.1) but costs 7.8× as much to run the benchmark ($4222 vs $545; flagship vs premium cost classes). They are not alternatives at one budget: pick Gemini 3.5 Flash (High) when you need intelligence above 19.1, and LongCat 2.0 when 19.1 is enough.
| Metric | Gemini 3.5 Flash (High) | LongCat 2.0 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 32.6 | 19.1 | −41.4% LongCat 2.0 is 41.4% less intelligent |
| Total AA cost (lower is better) | $4,222.12 | $544.74 | −87.1% LongCat 2.0 is 87.1% cheaper |
| End-to-end time (lower is better) | 16.65s | 35.54s | +113.5% LongCat 2.0 is 113.5% slower |
| Price per 1M tokens (in / out) | $1.50 / $9.00 | $0.75 / $2.95 | |
| Input modalities | Text, Image, Speech, Video | Text |
LongCat 2.0 vs Gemini 3.5 Flash (High): 41.4% less intelligence, 87.1% less cost to run the AA benchmark, and 113.5% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 3.5 Flash (High) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- LongCat 2.0 is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
Gemini 3.5 Flash (High)LongCat 2.0Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-3-5-flash/longcat-2-0 · Markdown: /api/v1/compare/gemini-3-5-flash/longcat-2-0?format=md · llms.txt · agent skill